MBSE with GENESYS 2024

Why Do Systems Engineering: The Financial Case • Cope with complexity • Avoid omissions • Avoid invalid assumptions • Make informed, defensible decisions • Manage change • Design most efficient, economic, and robust solution • Achieve greater design control Method 3 — Top ‐ Down Hypothetical Project Method 2 — Total Costs Breakdown Method 1 — Bottom ‐ Up Cost Project Phase 1 x 1 x 1 x Requirements 4 x 3 ‐ 4 x 8 x Design 7 x 13 ‐ 16 x 16 x Build 28 x 61 ‐ 78 x 21 x Test 1615 x 157 ‐ 186 x 29 x Operations Source: Error cost escalation through the project life cycle ‐ NASA Johnson Space Center

It is not hard to know when system engineering fails, because when something important goes wrong it usually makes the news fast. INCOSE

23

Enabling Project Success: The Motivation for SE

 Understanding the problem  Integrating the team  Defining the seams  Addressing the gaps  Guarding the why

Image Credit: Defense Acquisition University

24